fasthttp是Go的快速HTTP实现，当前在1M并发的生产环境使用非常成功，可以从单个服务器进行100Kqps的持续连接。
HTTP服务器性能与net/http比较总而言之，fasthttp比net/http快10倍
GOMAXPROCS=1
net/http:
$ GOMAXPROCS=1 go test -bench=NetHTTPServerGet -benchmemPASSBenchmarkNetHTTPServerGet1ReqPerConn 100000 21211 ns/op 2407 B/op 30 allocs/opBenchmarkNetHTTPServerGet2ReqPerConn 100000 15682 ns/op 2373 B/op 24 allocs/opBenchmarkNetHTTPServerGet10ReqPerConn 200000 9957 ns/op 2103 B/op 19 allocs/opBenchmarkNetHTTPServerGet10000ReqPerConn 200000 8243 ns/op 2034 B/op 18 allocs/opBenchmarkNetHTTPServerGet1ReqPerConn1KClients 50000 23474 ns/op 2704 B/op 30 allocs/opBenchmarkNetHTTPServerGet2ReqPerConn1KClients 100000 18124 ns/op 2539 B/op 24 allocs/opBenchmarkNetHTTPServerGet10ReqPerConn1KClients 100000 11815 ns/op 2689 B/op 19 allocs/opBenchmarkNetHTTPServerGet10KReqPerConn1KClients 200000 9106 ns/op 2034 B/op 18 allocs/opfasthttp:
$ GOMAXPROCS=1 go test -bench=kServerGet -benchmemPASSBenchmarkServerGet1ReqPerConn 500000 2495 ns/op 0 B/op 0 allocs/opBenchmarkServerGet2ReqPerConn 1000000 1925 ns/op 0 B/op 0 allocs/opBenchmarkServerGet10ReqPerConn 1000000 1300 ns/op 0 B/op 0 allocs/opBenchmarkServerGet10KReqPerConn 1000000 1140 ns/op 0 B/op 0 allocs/opBenchmarkServerGet1ReqPerConn1KClients 500000 2460 ns/op 1 B/op 0 allocs/opBenchmarkServerGet2ReqPerConn1KClients 1000000 1962 ns/op 1 B/op 0 allocs/opBenchmarkServerGet10ReqPerConn1KClients 1000000 1340 ns/op 0 B/op 0 allocs/opBenchmarkServerGet10KReqPerConn1KClients 1000000 1180 ns/op 0 B/op 0 allocs/opGOMAXPROCS=4
net/http:
$ GOMAXPROCS=4 go test -bench=NetHTTPServerGet -benchmemPASSBenchmarkNetHTTPServerGet1ReqPerConn-4 200000 5929 ns/op 2434 B/op 30 allocs/opBenchmarkNetHTTPServerGet2ReqPerConn-4 300000 4153 ns/op 2399 B/op 24 allocs/opBenchmarkNetHTTPServerGet10ReqPerConn-4 500000 2751 ns/op 2118 B/op 19 allocs/opBenchmarkNetHTTPServerGet10000ReqPerConn-4 500000 2398 ns/op 2037 B/op 18 allocs/opBenchmarkNetHTTPServerGet1ReqPerConn1KClients-4 200000 5979 ns/op 2494 B/op 30 allocs/opBenchmarkNetHTTPServerGet2ReqPerConn1KClients-4 300000 4582 ns/op 2457 B/op 24 allocs/opBenchmarkNetHTTPServerGet10ReqPerConn1KClients-4 300000 3589 ns/op 2537 B/op 19 allocs/opBenchmarkNetHTTPServerGet10KReqPerConn1KClients-4 500000 2465 ns/op 2036 B/op 18 allocs/opfasthttp:
$ GOMAXPROCS=4 go test -bench=kServerGet -benchmemPASSBenchmarkServerGet1ReqPerConn-4 2000000 1094 ns/op 0 B/op 0 allocs/opBenchmarkServerGet2ReqPerConn-4 2000000 707 ns/op 0 B/op 0 allocs/opBenchmarkServerGet10ReqPerConn-4 3000000 417 ns/op 0 B/op 0 allocs/opBenchmarkServerGet10KReqPerConn-4 5000000 351 ns/op 0 B/op 0 allocs/opBenchmarkServerGet1ReqPerConn1KClients-4 2000000 916 ns/op 0 B/op 0 allocs/opBenchmarkServerGet2ReqPerConn1KClients-4 2000000 655 ns/op 0 B/op 0 allocs/opBenchmarkServerGet10ReqPerConn1KClients-4 3000000 404 ns/op 0 B/op 0 allocs/opBenchmarkServerGet10KReqPerConn1KClients-4 5000000 359 ns/op 0 B/op 0 allocs/op
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